Size:Approx 150mm x 7mm(Length x Width)/6inch x 0.28inch
1.Take 10ml samples into test tube.
2.Put the smelling paper to the place under tube about 6.4cm
3.Taking out right away and shaking it twice.
4.Exhale,From smelling paper to nose about 1inch,then inhale and smell
5.Begin the second smelling after 1 minute
6.Smelling twice every 1 hour.The way same with before.
Notice:If there is any question about our product,please no hesitate to contact us,we will respond within 24 hours
100PCS White 15cm x 0.7cm/6inch x 0.28inch Disposable Perfume Test Strips Aromatherapy Fragrance Essential Oil Test Paper/Perfume Blotter/Fragrance Smelling Strips - B076V8C1TR